74174-31-5

Upstream product

• 113250-43-4 2'-Methoxy-4',7-bis(methoxymethoxy)isoflavon 
• 62027-19-4 7-benzyloxy-3-(4-benzyloxy-2-methoxy-phenyl)-chromen-4-one 
• 56581-76-1 4',7-Dihydroxy-2'-methoxyisoflavon 

Downstream Products

• 74174-33-7 Acetic acid 4-(7-acetoxy-chroman-3-yl)-3-methoxy-phenyl ester 
• 74174-32-6 Acetic acid 4-(7-acetoxy-2H-chromen-3-yl)-3-methoxy-phenyl ester 

Relevant academic research and scientific papers

Synthesis of the Natural Isoflav-3-enes Haginin A,B, and D

The synthesis of the title isoflav-3-enes haginin A (1), haginin B (2), and haginin D (4) as well as that of the isoflavan-4-one rac-lespedeol C (22) and of the pterocarpanes rac-nissolin (20) and rac-methylnissolin (21) by reduction of the corresponding isoflavones is described.